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[Xen-devel] Re: [PATCH] trust new architecturally-defined TSC Invariant bit on Intel systems

  • To: Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>, "Xen-Devel (E-mail)" <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
  • Date: Fri, 09 Oct 2009 09:37:25 +0100
  • Cc:
  • Delivery-date: Fri, 09 Oct 2009 01:37:52 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcpIQgu3aNZeH3OVRtaLVB5uDVYSsAAea5G8
  • Thread-topic: [PATCH] trust new architecturally-defined TSC Invariant bit on Intel systems
On 08/10/2009 19:05, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote:

> Trust new architecturally-defined TSC Invariant bit (on
> Intel systems only for now, AMD TBD).
> 
> Signed-off-by: Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>

Reworked this a bunch, so we always look to the X86_FEATURE_ bits to decide
what to do, rather than also needing to interpret a growing bunch of boot
flags.

 -- Keir



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